Finding the Fourth Proportional to 203,259.63, 304,840.43 and 84,866.79
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Solution
The fourth proportional to 203,259.63, 304,840.43 and 84,866.79 is: 127,279.72
Step by Step Solution
- Step 1: Write the proportion equation
203,259.63 : 304,840.43 = 84,866.79 : x - Step 2: Convert to fraction form
203,259.63/304,840.43 = 84,866.79/x - Step 3: Cross multiply
203,259.63x = 304,840.43 × 84,866.79 - Step 4: Simplify right side
203,259.63x = 25,870,828,756.32 - Step 5: Solve for x
x = 25,870,828,756.32/203,259.63 - Step 6: Final answer
x = 127,279.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.